# crawler

> English word · Noun · frequency rank #36,506

## Definitions
1. A child who is able to creep using its hands and knees but is not able to walk.
2. A crawl swimmer.
3. A tractor crawler, a motorized vehicle that uses caterpillar tracks instead of wheels.
4. A software bot that autonomously follows connected paths such as links between web pages.
5. A mobile stage in the development of stationary hemipteran insects such as scale insects—generally the first instar.
6. A cab that is driven slowly along while its driver looks out for a fare.
7. Synonym of crawler crane.

## Etymology
From crawl (“to move slowly, by dragging the body along the ground”) + -er.

## Easily confused with
- **Crowley** (https://plainspell.com/en/vs/crawler-vs-crowley)
- **Crawley** (https://plainspell.com/en/vs/crawler-vs-crawley)
- **crowder** (https://plainspell.com/en/vs/crawler-vs-crowder)
- **crawl** (https://plainspell.com/en/vs/crawl-vs-crawler)
- **caller** (https://plainspell.com/en/vs/caller-vs-crawler)
- **crater** (https://plainspell.com/en/vs/crater-vs-crawler)
- **cradle** (https://plainspell.com/en/vs/cradle-vs-crawler)
- **Cramer** (https://plainspell.com/en/vs/cramer-vs-crawler)
- **cracker** (https://plainspell.com/en/vs/cracker-vs-crawler)

## Common misspellings (11)
`carwler`, `ccrawler`, `cralwer`, `crawelr`, `crawlerr`, `crawller`, `crawlre`, `crawwler`, `crrawler`, `crwaler`, `rcawler`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/crawler